<template>
  <div class="editor_wrap">
    <!-- 图片上传组件辅助-->
    <!-- <el-upload
      class="avatar-uploader"
      :action="serverUrl"
      name="image"
      :headers="header"
      multiple
      :show-file-list="false"
      :on-success="uploadSuccess"
      :on-error="uploadError"
      :before-upload="beforeUpload"
    ></el-upload> -->
    <!-- <div class="ql-container ql-snow"> -->
    <quill-editor
      ref="myQuillEditor"
      v-model="content"
      v-loading="quillUpdateImg"
      :options="editorOption"
      @blur="onEditorBlur($event)"
      @focus="onEditorFocus($event)"
      @change="onEditorChange($event)"
    ></quill-editor>
    <!-- </div> -->
  </div>
</template>
<script>
// 工具栏配置
const toolbarOptions = [
  ['bold', 'italic', 'underline', 'strike'], // 加粗 斜体 下划线 删除线
  // ['blockquote', 'code-block'], // 引用  代码块
  // [{ header: 1 }, { header: 2 }], // 1、2 级标题
  [{ list: 'ordered' }, { list: 'bullet' }], // 有序、无序列表
  // [{ script: 'sub' }, { script: 'super' }], // 上标/下标
  [{ indent: '-1' }, { indent: '+1' }], // 缩进
  // [{'direction': 'rtl'}],                         // 文本方向
  // [{ size: ['small', false, 'large', 'huge'] }], // 字体大小
  // [{ header: [1, 2, 3, 4, 5, 6, false] }], // 标题
  [{ color: [] }, { background: [] }], // 字体颜色、字体背景颜色
  // [{ font: [] }], // 字体种类
  [{ align: [] }], // 对齐方式
  ['clean'] // 清除文本格式
]

import { quillEditor } from 'vue-quill-editor'
import 'quill/dist/quill.core.css'
import 'quill/dist/quill.snow.css'
import 'quill/dist/quill.bubble.css'
export default {
  components: {
    quillEditor
  },
  props: {
    // 编辑器的内容
    value: {
      type: String,
      default: ''
    },
    /* 图片大小*/
    maxSize: {
      type: Number,
      default: 4000 // kb
    }
  },
  data() {
    return {
      content: this.value,
      quillUpdateImg: false, // 根据图片上传状态来确定是否显示loading动画，刚开始是false,不显示
      editorOption: {
        scrollingContainer: '#editorcontainer',
        theme: 'snow', // or 'bubble'
        placeholder: '您想说点什么？',
        modules: {
          toolbar: {
            container: toolbarOptions,
            // container: "#toolbar",
            handlers: {
              image: function(value) {
                if (value) {
                  // 触发input框选择图片文件
                  document.querySelector('.avatar-uploader input').click()
                } else {
                  this.quill.format('image', false)
                }
              }
            }
          }
        }
      },
      header: {
        // token: sessionStorage.token
      } // 有的图片服务器要求请求头需要有token
    }
  },
  watch: {
    value(val) {
      this.content = this.value
    }
  },
  methods: {
    onEditorBlur() {
      // 失去焦点事件
    },
    onEditorFocus() {
      // 获得焦点事件
    },
    onEditorChange() {
      // 内容改变事件
      this.$emit('input', this.content)
    }
  }
}
</script>
<style lang="scss">
.editor_wrap .avatar-uploader {
  display: none;
}
.editor_wrap .ql-editor {
  line-height: normal !important;
  height: 300px;
}
.editor_wrap .editor .ql-bubble .ql-editor a {
   color: #136ec2;
}
 .editor_wrap .editor img {
   max-width: 720px;
   margin:10px;
}
.editor_wrap .ql-snow .ql-color-picker .ql-picker-options {
   padding: 3px 5px;
   width: 192px;
}
div.ql-editor .ql-blank{
  height: 300px;
  overflow: auto;
}
.editor_wrap .ql-editor {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  line-height: normal !important;
  outline: none;
  padding: 0 !important;
  tab-size: 4;
  -moz-tab-size: 4;
  text-align: left;
  word-wrap: break-word;
}
.editor_wrap .ql-snow .ql-tooltip[data-mode=link]::before {
  content: "请输入链接地址:";
}
.editor_wrap .ql-snow .ql-tooltip.ql-editing a.ql-action::after {
    border-right: 0px;
    content: '保存';
    padding-right: 0px;
}

.editor_wrap .ql-snow .ql-tooltip[data-mode=video]::before {
    content: "请输入视频地址:";
}

.editor_wrap .ql-snow .ql-picker.ql-size .ql-picker-label::before,
.editor_wrap .ql-snow .ql-picker.ql-size .ql-picker-item::before {
  content: '14px';
}
.editor_wrap .ql-snow .ql-picker.ql-size .ql-picker-label[data-value=small]::before,
.editor_wrap .ql-snow .ql-picker.ql-size .ql-picker-item[data-value=small]::before {
  content: '10px';
}
.editor_wrap .ql-snow .ql-picker.ql-size .ql-picker-label[data-value=large]::before,
.editor_wrap .ql-snow .ql-picker.ql-size .ql-picker-item[data-value=large]::before {
  content: '18px';
}
.editor_wrap .ql-snow .ql-picker.ql-size .ql-picker-label[data-value=huge]::before,
.editor_wrap .ql-snow .ql-picker.ql-size .ql-picker-item[data-value=huge]::before {
  content: '32px';
}

.editor_wrap .ql-snow .ql-picker.ql-header .ql-picker-label::before,
.editor_wrap .ql-snow .ql-picker.ql-header .ql-picker-item::before {
  content: '文本';
}
.editor_wrap .ql-snow .ql-picker.ql-header .ql-picker-label[data-value="1"]::before,
.editor_wrap .ql-snow .ql-picker.ql-header .ql-picker-item[data-value="1"]::before {
  content: '标题1';
}
.editor_wrap .ql-snow .ql-picker.ql-header .ql-picker-label[data-value="2"]::before,
.editor_wrap .ql-snow .ql-picker.ql-header .ql-picker-item[data-value="2"]::before {
  content: '标题2';
}
.editor_wrap .ql-snow .ql-picker.ql-header .ql-picker-label[data-value="3"]::before,
.editor_wrap .ql-snow .ql-picker.ql-header .ql-picker-item[data-value="3"]::before {
  content: '标题3';
}
.editor_wrap .ql-snow .ql-picker.ql-header .ql-picker-label[data-value="4"]::before,
.editor_wrap .ql-snow .ql-picker.ql-header .ql-picker-item[data-value="4"]::before {
  content: '标题4';
}
.editor_wrap .ql-snow .ql-picker.ql-header .ql-picker-label[data-value="5"]::before,
.editor_wrap .ql-snow .ql-picker.ql-header .ql-picker-item[data-value="5"]::before {
  content: '标题5';
}
.editor_wrap .ql-snow .ql-picker.ql-header .ql-picker-label[data-value="6"]::before,
.editor_wrap .ql-snow .ql-picker.ql-header .ql-picker-item[data-value="6"]::before {
  content: '标题6';
}

.editor_wrap .ql-snow .ql-picker.ql-font .ql-picker-label::before,
.editor_wrap .ql-snow .ql-picker.ql-font .ql-picker-item::before {
  content: '标准字体';
}
.editor_wrap .ql-snow .ql-picker.ql-font .ql-picker-label[data-value=serif]::before,
.editor_wrap .ql-snow .ql-picker.ql-font .ql-picker-item[data-value=serif]::before {
  content: '衬线字体';
}
.editor_wrap .ql-snow .ql-picker.ql-font .ql-picker-label[data-value=monospace]::before,
.editor_wrap .ql-snow .ql-picker.ql-font .ql-picker-item[data-value=monospace]::before {
  content: '等宽字体';
}
</style>
